/
Colorbook
Sign in Sign up

Color Information

Blue

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#657CD7
RGB Values
101, 124, 215
HSL Values
228°, 59%, 62%
CMYK Values
53%, 42%, 0%, 16%

Color Variations & Tints

  • #A2B0E7

    Lightness: 77%

  • #8D9EE2

    Lightness: 72%

  • #798DDC

    Lightness: 67%

  • #657CD7

    Lightness: 62%

    Current color

  • #516BD2

    Lightness: 57%

  • #3C59CD

    Lightness: 52%

  • #314DBF

    Lightness: 47%

Accessibility

White Text
3.9
FAIL
Black Text
5.4
PASS
WCAG AA
PASS
WCAG AAA
FAIL

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #657CD7

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #657CD7

Discover More Colors

Explore a randomly curated selection of colors. Each refresh brings new inspiration for your palette.